/****************************************************************************
 * arch/xtensa/include/iss-hifi4/core-isa.h
 * Xtensa processor CORE configuration
 *
 * Customer ID=16861; Build=0x92d7c; Copyright (c) 1999-2021 Tensilica Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 ****************************************************************************/

#ifndef __ARCH_XTENSA_INCLUDE_ISS_HIFI4_CORE_ISA_H
#define __ARCH_XTENSA_INCLUDE_ISS_HIFI4_CORE_ISA_H

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/* Note:  Macros of the form XCHAL_HAVE_*** have a value of 1 if the option
 * is configured, and a value of 0 otherwise.  These macros are always
 * defined.
 */

/* ISA **********************************************************************/

#define XCHAL_HAVE_BE                    0   /* big-endian byte ordering */
#define XCHAL_HAVE_WINDOWED              1   /* windowed registers option */
#define XCHAL_NUM_AREGS                  64  /* num of physical addr regs */
#define XCHAL_NUM_AREGS_LOG2             6   /* log2(XCHAL_NUM_AREGS) */
#define XCHAL_MAX_INSTRUCTION_SIZE       11  /* max instr bytes (3..8) */
#define XCHAL_HAVE_DEBUG                 1   /* debug option */
#define XCHAL_HAVE_DENSITY               1   /* 16-bit instructions */
#define XCHAL_HAVE_LOOPS                 1   /* zero-overhead loops */
#define XCHAL_LOOP_BUFFER_SIZE           256 /* zero-ov. loop instr buffer size */
#define XCHAL_HAVE_NSA                   1   /* NSA/NSAU instructions */
#define XCHAL_HAVE_MINMAX                1   /* MIN/MAX instructions */
#define XCHAL_HAVE_SEXT                  1   /* SEXT instruction */
#define XCHAL_HAVE_DEPBITS               0   /* DEPBITS instruction */
#define XCHAL_HAVE_CLAMPS                1   /* CLAMPS instruction */
#define XCHAL_HAVE_MUL16                 1   /* MUL16S/MUL16U instructions */
#define XCHAL_HAVE_MUL32                 1   /* MULL instruction */
#define XCHAL_HAVE_MUL32_HIGH            1   /* MULUH/MULSH instructions */
#define XCHAL_HAVE_DIV32                 1   /* QUOS/QUOU/REMS/REMU instructions */
#define XCHAL_HAVE_L32R                  1   /* L32R instruction */
#define XCHAL_HAVE_ABSOLUTE_LITERALS     0   /* non-PC-rel (extended) L32R */
#define XCHAL_HAVE_CONST16               0   /* CONST16 instruction */
#define XCHAL_HAVE_ADDX                  1   /* ADDX#/SUBX# instructions */
#define XCHAL_HAVE_EXCLUSIVE             0   /* L32EX/S32EX instructions */
#define XCHAL_HAVE_WIDE_BRANCHES         0   /* B*.W18 or B*.W15 instr's */
#define XCHAL_HAVE_PREDICTED_BRANCHES    0   /* B[EQ/EQZ/NE/NEZ]T instr's */
#define XCHAL_HAVE_CALL4AND12            1   /* (obsolete option) */
#define XCHAL_HAVE_ABS                   1   /* ABS instruction */
#define XCHAL_HAVE_RELEASE_SYNC          1   /* L32AI/S32RI instructions */
#define XCHAL_HAVE_S32C1I                0   /* S32C1I instruction */
#define XCHAL_HAVE_SPECULATION           0   /* speculation */
#define XCHAL_HAVE_FULL_RESET            1   /* all regs/state reset */
#define XCHAL_NUM_CONTEXTS               1   /* */
#define XCHAL_NUM_MISC_REGS              4   /* num of scratch regs (0..4) */
#define XCHAL_HAVE_TAP_MASTER            0   /* JTAG TAP control instr's */
#define XCHAL_HAVE_PRID                  1   /* processor ID register */
#define XCHAL_HAVE_EXTERN_REGS           1   /* WER/RER instructions */
#define XCHAL_HAVE_MX                    0   /* MX core (Tensilica internal) */
#define XCHAL_HAVE_MP_INTERRUPTS         0   /* interrupt distributor port */
#define XCHAL_HAVE_MP_RUNSTALL           0   /* core RunStall control port */
#define XCHAL_HAVE_PSO                   0   /* Power Shut-Off */
#define XCHAL_HAVE_PSO_CDM               0   /* core/debug/mem pwr domains */
#define XCHAL_HAVE_PSO_FULL_RETENTION    0   /* all regs preserved on PSO */
#define XCHAL_HAVE_THREADPTR             0   /* THREADPTR register */
#define XCHAL_HAVE_BOOLEANS              1   /* boolean registers */
#define XCHAL_HAVE_CP                    1   /* CPENABLE reg (coprocessor) */
#define XCHAL_CP_MAXCFG                  2   /* max allowed cp id plus one */
#define XCHAL_HAVE_MAC16                 1   /* MAC16 package */
#define XCHAL_HAVE_LX                    1   /* LX core */
#define XCHAL_HAVE_NX                    0   /* NX core (starting RH) */

#define XCHAL_HAVE_SUPERGATHER           0   /* SuperGather */

#define XCHAL_HAVE_FUSION                0   /* Fusion*/
#define XCHAL_HAVE_FUSION_FP             0   /* Fusion FP option */
#define XCHAL_HAVE_FUSION_LOW_POWER      0   /* Fusion Low Power option */
#define XCHAL_HAVE_FUSION_AES            0   /* Fusion BLE/Wifi AES-128 CCM option */
#define XCHAL_HAVE_FUSION_CONVENC        0   /* Fusion Conv Encode option */
#define XCHAL_HAVE_FUSION_LFSR_CRC       0   /* Fusion LFSR-CRC option */
#define XCHAL_HAVE_FUSION_BITOPS         0   /* Fusion Bit Operations Support option */
#define XCHAL_HAVE_FUSION_AVS            0   /* Fusion AVS option */
#define XCHAL_HAVE_FUSION_16BIT_BASEBAND 0   /* Fusion 16-bit Baseband option */
#define XCHAL_HAVE_FUSION_VITERBI        0   /* Fusion Viterbi option */
#define XCHAL_HAVE_FUSION_SOFTDEMAP      0   /* Fusion Soft Bit Demap option */
#define XCHAL_HAVE_HIFIPRO               0   /* HiFiPro Audio Engine pkg */
#define XCHAL_HAVE_HIFI5                 0   /* HiFi5 Audio Engine pkg */
#define XCHAL_HAVE_HIFI5_NN_MAC          0   /* HiFi5 Audio Engine NN-MAC option */
#define XCHAL_HAVE_HIFI5_VFPU            0   /* HiFi5 Audio Engine Single-Precision VFPU option */
#define XCHAL_HAVE_HIFI5_HP_VFPU         0   /* HiFi5 Audio Engine Half-Precision VFPU option */
#define XCHAL_HAVE_HIFI4                 1   /* HiFi4 Audio Engine pkg */
#define XCHAL_HAVE_HIFI4_VFPU            1   /* HiFi4 Audio Engine VFPU option */
#define XCHAL_HAVE_HIFI3                 1   /* HiFi3 Audio Engine pkg */
#define XCHAL_HAVE_HIFI3_VFPU            0   /* HiFi3 Audio Engine VFPU option */
#define XCHAL_HAVE_HIFI3Z                0   /* HiFi3Z Audio Engine pkg */
#define XCHAL_HAVE_HIFI3Z_VFPU           0   /* HiFi3Z Audio Engine VFPU option */
#define XCHAL_HAVE_HIFI2                 0   /* HiFi2 Audio Engine pkg */
#define XCHAL_HAVE_HIFI2EP               0   /* HiFi2EP */
#define XCHAL_HAVE_HIFI_MINI             0

#define XCHAL_HAVE_VECTORFPU2005         0   /* vector floating-point pkg */
#define XCHAL_HAVE_USER_DPFPU            0   /* user DP floating-point pkg */
#define XCHAL_HAVE_USER_SPFPU            1   /* user SP floating-point pkg */
#define XCHAL_HAVE_FP                    1   /* single prec floating point */
#define XCHAL_HAVE_FP_DIV                1   /* FP with DIV instructions */
#define XCHAL_HAVE_FP_RECIP              1   /* FP with RECIP instructions */
#define XCHAL_HAVE_FP_SQRT               1   /* FP with SQRT instructions */
#define XCHAL_HAVE_FP_RSQRT              1   /* FP with RSQRT instructions */
#define XCHAL_HAVE_DFP                   0   /* double precision FP pkg */
#define XCHAL_HAVE_DFP_DIV               0   /* DFP with DIV instructions */
#define XCHAL_HAVE_DFP_RECIP             0   /* DFP with RECIP instructions*/
#define XCHAL_HAVE_DFP_SQRT              0   /* DFP with SQRT instructions */
#define XCHAL_HAVE_DFP_RSQRT             0   /* DFP with RSQRT instructions*/
#define XCHAL_HAVE_DFP_ACCEL             0   /* double precision FP acceleration pkg */

#define XCHAL_HAVE_DFP_accel             XCHAL_HAVE_DFP_ACCEL    /* for backward compatibility */

#define XCHAL_HAVE_DFPU_SINGLE_ONLY      0   /* DFPU Coprocessor, single precision only */
#define XCHAL_HAVE_DFPU_SINGLE_DOUBLE    0   /* DFPU Coprocessor, single and double precision */
#define XCHAL_HAVE_VECTRA1               0   /* Vectra I  pkg */
#define XCHAL_HAVE_VECTRALX              0   /* Vectra LX pkg */

#define XCHAL_HAVE_FUSIONG               0   /* FusionG */
#define XCHAL_HAVE_FUSIONG3              0   /* FusionG3 */
#define XCHAL_HAVE_FUSIONG6              0   /* FusionG6 */
#define XCHAL_HAVE_FUSIONG_SP_VFPU       0   /* sp_vfpu option on FusionG */
#define XCHAL_HAVE_FUSIONG_DP_VFPU       0   /* dp_vfpu option on FusionG */
#define XCHAL_FUSIONG_SIMD32             0   /* simd32 for FusionG */

#define XCHAL_HAVE_FUSIONJ               0   /* FusionJ */
#define XCHAL_HAVE_FUSIONJ6              0   /* FusionJ6 */
#define XCHAL_HAVE_FUSIONJ_SP_VFPU       0   /* sp_vfpu option on FusionJ */
#define XCHAL_HAVE_FUSIONJ_DP_VFPU       0   /* dp_vfpu option on FusionJ */
#define XCHAL_FUSIONJ_SIMD32             0   /* simd32 for FusionJ */

#define XCHAL_HAVE_PDX                   0   /* PDX-LX */
#define XCHAL_PDX_SIMD32                 0   /* simd32 for PDX */
#define XCHAL_HAVE_PDX4                  0   /* PDX4-LX */
#define XCHAL_HAVE_PDX8                  0   /* PDX8-LX */
#define XCHAL_HAVE_PDX16                 0   /* PDX16-LX */
#define XCHAL_HAVE_PDXNX                 0   /* PDX-NX */

#define XCHAL_HAVE_CONNXD2               0   /* ConnX D2 pkg */
#define XCHAL_HAVE_CONNXD2_DUALLSFLIX    0   /* ConnX D2 & Dual LoadStore Flix */
#define XCHAL_HAVE_BALL                  0
#define XCHAL_HAVE_BALLAP                0
#define XCHAL_HAVE_BBE16                 0   /* ConnX BBE16 pkg */
#define XCHAL_HAVE_BBE16_RSQRT           0   /* BBE16 & vector recip sqrt */
#define XCHAL_HAVE_BBE16_VECDIV          0   /* BBE16 & vector divide */
#define XCHAL_HAVE_BBE16_DESPREAD        0   /* BBE16 & despread */
#define XCHAL_HAVE_CONNX_B10             0   /* ConnX B10 pkg*/
#define XCHAL_HAVE_CONNX_B20             0   /* ConnX B20 pkg*/
#define XCHAL_HAVE_CONNX_B_DP_VFPU       0   /* Double-precision Vector Floating-point option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_SP_VFPU       0   /* Single-precision Vector Floating-point option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_SPX_VFPU      0   /* Single-precision Extended Vector Floating-point option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_HPX_VFPU      0   /* Half-precision Extended Vector Floating-point option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_32B_MAC       0   /* 32-bit vector MAC (real and complex), FIR & FFT option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_VITERBI       0   /* Viterbi option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_TURBO         0   /* Turbo option on ConnX B10 & B20 */
#define XCHAL_HAVE_CONNX_B_LDPC          0   /* LDPC option on ConnX B10 & B20 */
#define XCHAL_HAVE_BBENEP                0   /* ConnX BBENEP pkgs */
#define XCHAL_HAVE_BBENEP_SP_VFPU        0   /* sp_vfpu option on BBE-EP */
#define XCHAL_HAVE_BSP3                  0   /* ConnX BSP3 pkg */
#define XCHAL_HAVE_BSP3_TRANSPOSE        0   /* BSP3 & transpose32x32 */
#define XCHAL_HAVE_SSP16                 0   /* ConnX SSP16 pkg */
#define XCHAL_HAVE_SSP16_VITERBI         0   /* SSP16 & viterbi */
#define XCHAL_HAVE_TURBO16               0   /* ConnX Turbo16 pkg */
#define XCHAL_HAVE_BBP16                 0   /* ConnX BBP16 pkg */
#define XCHAL_HAVE_FLIX3                 0   /* basic 3-way FLIX option */
#define XCHAL_HAVE_GRIVPEP               0   /* General Release of IVPEP */
#define XCHAL_HAVE_GRIVPEP_HISTOGRAM     0   /* Histogram option on GRIVPEP */

#define XCHAL_HAVE_VISION                0   /* Vision P5/P6 */
#define XCHAL_VISION_SIMD16              0   /* simd16 for Vision P5/P6 */
#define XCHAL_VISION_TYPE                0   /* Vision P5, P6, Q6, Q7 or Q8 */
#define XCHAL_VISION_QUAD_MAC_TYPE       0   /* quad_mac option on Vision P6 */
#define XCHAL_HAVE_VISION_HISTOGRAM      0   /* histogram option on Vision P5/P6 */
#define XCHAL_HAVE_VISION_DP_VFPU        0   /* dp_vfpu option on Vision Q7/Q8 */
#define XCHAL_HAVE_VISION_SP_VFPU        0   /* sp_vfpu option on Vision P5/P6/Q6/Q7 */
#define XCHAL_HAVE_VISION_SP_VFPU_2XFMAC 0   /* sp_vfpu_2xfma option on Vision Q7 */
#define XCHAL_HAVE_VISION_HP_VFPU        0   /* hp_vfpu option on Vision P6/Q6 */
#define XCHAL_HAVE_VISION_HP_VFPU_2XFMAC 0   /* hp_vfpu_2xfma option on Vision Q7 */

#define XCHAL_HAVE_VISIONC               0   /* Vision C */

#define XCHAL_HAVE_XNNE                  0   /* XNNE */

/* Misc. ********************************************************************/

#define XCHAL_NUM_LOADSTORE_UNITS        2   /* load/store units */
#define XCHAL_NUM_WRITEBUFFER_ENTRIES    32  /* size of write buffer */
#define XCHAL_INST_FETCH_WIDTH           16  /* instr-fetch width in bytes */
#define XCHAL_DATA_WIDTH                 8   /* data width in bytes */
#define XCHAL_DATA_PIPE_DELAY            1   /* d-side pipeline delay
                                              * (1 = 5-stage, 2 = 7-stage) */
#define XCHAL_CLOCK_GATING_GLOBAL        0   /* global clock gating */
#define XCHAL_CLOCK_GATING_FUNCUNIT      0   /* funct. unit clock gating */

/* In T1050,
 * applies to selected core load and store instructions (see ISA):
 */

#define XCHAL_UNALIGNED_LOAD_EXCEPTION   1    /* unaligned loads cause exc. */
#define XCHAL_UNALIGNED_STORE_EXCEPTION  1    /* unaligned stores cause exc.*/
#define XCHAL_UNALIGNED_LOAD_HW          0    /* unaligned loads work in hw */
#define XCHAL_UNALIGNED_STORE_HW         0    /* unaligned stores work in hw*/

#define XCHAL_UNIFIED_LOADSTORE          0

#define XCHAL_SW_VERSION                 1405000 /* sw version of this header */
#define XCHAL_SW_VERSION_MAJOR           14000   /* major ver# of sw          */
#define XCHAL_SW_VERSION_MINOR           5       /* minor ver# of sw          */
#define XCHAL_SW_VERSION_MICRO           0       /* micro ver# of sw          */
#define XCHAL_SW_MINOR_VERSION           1405000 /* with zeroed micro */
#define XCHAL_SW_MICRO_VERSION           1405000

#define XCHAL_CORE_ID     "hifi4_bes_fpga"  /* alphanum core name
                                             * (CoreID) set in the Xtensa
                                             * Processor Generator */

#define XCHAL_BUILD_UNIQUE_ID     0x00092D7C  /* 22-bit sw build ID */

/* These definitions describe the hardware targeted by this software. */

#define XCHAL_HW_CONFIGID0         0xC0039286 /* ConfigID hi 32 bits*/
#define XCHAL_HW_CONFIGID1         0x29492D7C /* ConfigID lo 32 bits*/
#define XCHAL_HW_VERSION_NAME      "LX7.1.5"  /* full version name */
#define XCHAL_HW_VERSION_MAJOR     2810       /* major ver# of targeted hw */
#define XCHAL_HW_VERSION_MINOR     5          /* minor ver# of targeted hw */
#define XCHAL_HW_VERSION_MICRO     0          /* subdot ver# of targeted hw */
#define XCHAL_HW_VERSION           281050     /* major*100+(major<2810 ? minor : minor*10+micro) */
#define XCHAL_HW_REL_LX7           1
#define XCHAL_HW_REL_LX7_1         1
#define XCHAL_HW_REL_LX7_1_5       1
#define XCHAL_HW_CONFIGID_RELIABLE 1

/* If software targets a *range* of hardware versions,
 * these are the bounds:
 */

#define XCHAL_HW_MIN_VERSION_MAJOR      2810   /* major v of earliest tgt hw */
#define XCHAL_HW_MIN_VERSION_MINOR      5      /* minor v of earliest tgt hw */
#define XCHAL_HW_MIN_VERSION_MICRO      0      /* micro v of earliest tgt hw */
#define XCHAL_HW_MIN_VERSION            281050 /* earliest targeted hw */
#define XCHAL_HW_MAX_VERSION_MAJOR      2810   /* major v of latest tgt hw */
#define XCHAL_HW_MAX_VERSION_MINOR      5      /* minor v of latest tgt hw */
#define XCHAL_HW_MAX_VERSION_MICRO      0      /* micro v of latest tgt hw */
#define XCHAL_HW_MAX_VERSION            281050 /* latest targeted hw */

/*  Config is enabled for functional safety: */
#define XCHAL_HAVE_FUNC_SAFETY          0

/*  Config is enabled for secure operation: */
#define XCHAL_HAVE_SECURE               0

#define XCHAL_HAVE_APB                  0

/* Cache ********************************************************************/

#define XCHAL_ICACHE_LINESIZE           64    /* I-cache line size in bytes */
#define XCHAL_DCACHE_LINESIZE           64    /* D-cache line size in bytes */
#define XCHAL_ICACHE_LINEWIDTH          6     /* log2(I line size in bytes) */
#define XCHAL_DCACHE_LINEWIDTH          6     /* log2(D line size in bytes) */

#define XCHAL_ICACHE_SIZE               65536 /* I-cache size in bytes or 0 */
#define XCHAL_ICACHE_SIZE_LOG2          16
#define XCHAL_DCACHE_SIZE               65536 /* D-cache size in bytes or 0 */
#define XCHAL_DCACHE_SIZE_LOG2          16

#define XCHAL_DCACHE_IS_WRITEBACK       1     /* writeback feature */
#define XCHAL_DCACHE_IS_COHERENT        0     /* MP coherence feature */

#define XCHAL_HAVE_PREFETCH             1     /* PREFCTL register */
#define XCHAL_HAVE_PREFETCH_L1          1     /* prefetch to L1 cache */
#define XCHAL_PREFETCH_CASTOUT_LINES    1     /* dcache pref. castout bufsz */
#define XCHAL_PREFETCH_ENTRIES          16    /* cache prefetch entries */
#define XCHAL_PREFETCH_BLOCK_ENTRIES    8     /* prefetch block streams */
#define XCHAL_HAVE_CACHE_BLOCKOPS       1     /* block prefetch for caches */
#define XCHAL_HAVE_CME_DOWNGRADES       0
#define XCHAL_HAVE_ICACHE_TEST          1     /* Icache test instructions */
#define XCHAL_HAVE_DCACHE_TEST          1     /* Dcache test instructions */
#define XCHAL_HAVE_ICACHE_DYN_WAYS      1     /* Icache dynamic way support */
#define XCHAL_HAVE_DCACHE_DYN_WAYS      1     /* Dcache dynamic way support */
#define XCHAL_HAVE_ICACHE_DYN_ENABLE    1     /* Icache enabled via MEMCTL */
#define XCHAL_HAVE_DCACHE_DYN_ENABLE    1     /* Dcache enabled via MEMCTL */

#define XCHAL_L1SCACHE_SIZE             0
#define XCHAL_L1SCACHE_SIZE_LOG2        0
#define XCHAL_L1SCACHE_WAYS             1
#define XCHAL_L1SCACHE_WAYS_LOG2        0
#define XCHAL_L1SCACHE_ACCESS_SIZE      0
#define XCHAL_L1SCACHE_BANKS            1

#define XCHAL_HAVE_L2                   0     /* NX L2 cache controller */
#define XCHAL_HAVE_L2_CACHE             0
#define XCHAL_NUM_CORES_IN_CLUSTER      0

/* PRID_ID macros are for internal use only ... subject to removal */
#define PRID_ID_SHIFT                   0
#define PRID_ID_BITS                    4
#define PRID_ID_MASK                    0x0000000F

/*  This one is a form of caching, though not architecturally visible:  */
#define XCHAL_HAVE_BRANCH_PREDICTION    0 /* branch [target] prediction */

/* Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code */

#ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY

/* Cache ********************************************************************/

#define XCHAL_HAVE_PIF                  1    /* any outbound bus present */

#define XCHAL_HAVE_AXI                  1    /* AXI bus */
#define XCHAL_HAVE_AXI_ECC              1    /* ECC on AXI bus */
#define XCHAL_HAVE_ACELITE              0    /* ACELite bus */

#define XCHAL_HAVE_PIF_WR_RESP          1    /* pif write response */
#define XCHAL_HAVE_PIF_REQ_ATTR         0    /* pif attribute */

/*  If present, cache size in bytes == (ways * 2^(linewidth + setwidth)).  */

/*  Number of cache sets in log2(lines per way):  */
#define XCHAL_ICACHE_SETWIDTH           8
#define XCHAL_DCACHE_SETWIDTH           8

/*  Cache set associativity (number of ways):  */
#define XCHAL_ICACHE_WAYS               4
#define XCHAL_ICACHE_WAYS_LOG2          2
#define XCHAL_DCACHE_WAYS               4
#define XCHAL_DCACHE_WAYS_LOG2          2

/*  Cache features:  */
#define XCHAL_ICACHE_LINE_LOCKABLE      1
#define XCHAL_DCACHE_LINE_LOCKABLE      1
#define XCHAL_ICACHE_ECC_PARITY         0
#define XCHAL_DCACHE_ECC_PARITY         0
#define XCHAL_ICACHE_ECC_WIDTH          4
#define XCHAL_DCACHE_ECC_WIDTH          1

/*  Cache access size in bytes (affects operation of SICW instruction):  */
#define XCHAL_ICACHE_ACCESS_SIZE        16
#define XCHAL_DCACHE_ACCESS_SIZE        8

#define XCHAL_DCACHE_BANKS              2    /* number of banks */

/* The number of Cache lines associated with a single cache tag */
#define XCHAL_DCACHE_LINES_PER_TAG_LOG2 0

/*  Number of encoded cache attr bits for decoded bits: */

/* Internal I/D RAM/ROMs and XLMI *******************************************/

#define XCHAL_NUM_INSTROM               0    /* number of core instr. ROMs */
#define XCHAL_NUM_INSTRAM               1    /* number of core instr. RAMs */
#define XCHAL_NUM_DATAROM               0    /* number of core data ROMs */
#define XCHAL_NUM_DATARAM               1    /* number of core data RAMs */
#define XCHAL_NUM_URAM                  0    /* number of core unified RAMs*/
#define XCHAL_NUM_XLMI                  0    /* number of core XLMI ports */
#define XCHAL_HAVE_IRAMCFG              0    /* IRAMxCFG register present */
#define XCHAL_HAVE_DRAMCFG              0    /* DRAMxCFG register present */

/*  Instruction RAM 0:  */
#define XCHAL_INSTRAM0_VADDR            0x00800000 /* virtual address */
#define XCHAL_INSTRAM0_PADDR            0x00800000 /* physical address */
#define XCHAL_INSTRAM0_SIZE             2097152    /* size in bytes */
#define XCHAL_INSTRAM0_ECC_PARITY       0          /* ECC/parity type, 0=none */
#define XCHAL_HAVE_INSTRAM0             1
#define XCHAL_INSTRAM0_HAVE_IDMA        0          /* idma supported by this local memory */

/*  Data RAM 0:  */
#define XCHAL_DATARAM0_VADDR            0x20800000 /* virtual address */
#define XCHAL_DATARAM0_PADDR            0x20800000 /* physical address */
#define XCHAL_DATARAM0_SIZE             2097152    /* size in bytes */
#define XCHAL_DATARAM0_ECC_PARITY       0          /* ECC/parity type, 0=none */
#define XCHAL_DATARAM0_BANKS            4          /* number of banks */
#define XCHAL_HAVE_DATARAM0             1
#define XCHAL_DATARAM0_HAVE_IDMA        0          /* idma supported by this local memory */

#define XCHAL_HAVE_IMEM_LOADSTORE       1          /* can load/store to IROM/IRAM*/

/* IDMA *********************************************************************/

#define XCHAL_HAVE_IDMA                 0

/* Interrupts and Timers ****************************************************/

#define XCHAL_HAVE_INTERRUPTS           1  /* interrupt option */
#define XCHAL_HAVE_NMI                  1  /* non-maskable interrupt */
#define XCHAL_HAVE_CCOUNT               1  /* CCOUNT reg. (timer option) */
#define XCHAL_NUM_TIMERS                3  /* number of CCOMPAREn regs */
#define XCHAL_NUM_INTERRUPTS            32 /* number of interrupts */
#define XCHAL_NUM_INTERRUPTS_LOG2       5  /* ceil(log2(NUM_INTERRUPTS)) */
#define XCHAL_NUM_EXTINTERRUPTS         25 /* num of external interrupts */
#define XCHAL_NUM_INTLEVELS             5  /* number of interrupt levels
                                            * (not including level zero) */

#define XCHAL_HAVE_HIGHPRI_INTERRUPTS   1  /* med/high-pri. interrupts */
#define XCHAL_EXCM_LEVEL                3  /* level masked by PS.EXCM */
                                           /* (always 1 in XEA1;
                                            * levels 2 .. EXCM_LEVEL are
                                            * "medium priority") */
#define XCHAL_SYSCALL_LEVEL             2

/*  Masks of interrupts at each interrupt level:  */
#define XCHAL_INTLEVEL1_MASK            0xFFFF8000
#define XCHAL_INTLEVEL2_MASK            0x00007F14
#define XCHAL_INTLEVEL3_MASK            0x0000006A
#define XCHAL_INTLEVEL4_MASK            0x00000001
#define XCHAL_INTLEVEL5_MASK            0x00000000
#define XCHAL_INTLEVEL6_MASK            0x00000080
#define XCHAL_INTLEVEL7_MASK            0x00000000

/*  Masks of interrupts at each range 1..n of interrupt levels:  */
#define XCHAL_INTLEVEL1_ANDBELOW_MASK   0xFFFF8000
#define XCHAL_INTLEVEL2_ANDBELOW_MASK   0xFFFFFF14
#define XCHAL_INTLEVEL3_ANDBELOW_MASK   0xFFFFFF7E
#define XCHAL_INTLEVEL4_ANDBELOW_MASK   0xFFFFFF7F
#define XCHAL_INTLEVEL5_ANDBELOW_MASK   0xFFFFFF7F
#define XCHAL_INTLEVEL6_ANDBELOW_MASK   0xFFFFFFFF
#define XCHAL_INTLEVEL7_ANDBELOW_MASK   0xFFFFFFFF

/*  Level of each interrupt:  */
#define XCHAL_INT0_LEVEL                4
#define XCHAL_INT1_LEVEL                3
#define XCHAL_INT2_LEVEL                2
#define XCHAL_INT3_LEVEL                3
#define XCHAL_INT4_LEVEL                2
#define XCHAL_INT5_LEVEL                3
#define XCHAL_INT6_LEVEL                3
#define XCHAL_INT7_LEVEL                6
#define XCHAL_INT8_LEVEL                2
#define XCHAL_INT9_LEVEL                2
#define XCHAL_INT10_LEVEL               2
#define XCHAL_INT11_LEVEL               2
#define XCHAL_INT12_LEVEL               2
#define XCHAL_INT13_LEVEL               2
#define XCHAL_INT14_LEVEL               2
#define XCHAL_INT15_LEVEL               1
#define XCHAL_INT16_LEVEL               1
#define XCHAL_INT17_LEVEL               1
#define XCHAL_INT18_LEVEL               1
#define XCHAL_INT19_LEVEL               1
#define XCHAL_INT20_LEVEL               1
#define XCHAL_INT21_LEVEL               1
#define XCHAL_INT22_LEVEL               1
#define XCHAL_INT23_LEVEL               1
#define XCHAL_INT24_LEVEL               1
#define XCHAL_INT25_LEVEL               1
#define XCHAL_INT26_LEVEL               1
#define XCHAL_INT27_LEVEL               1
#define XCHAL_INT28_LEVEL               1
#define XCHAL_INT29_LEVEL               1
#define XCHAL_INT30_LEVEL               1
#define XCHAL_INT31_LEVEL               1
#define XCHAL_DEBUGLEVEL                5  /* debug interrupt level */
#define XCHAL_HAVE_DEBUG_EXTERN_INT     1  /* OCD external db interrupt */
#define XCHAL_NMILEVEL                  6  /* NMI "level" (for use with
                                            * EXCSAVE/EPS/EPC_n, RFI n) */

/*  Type of each interrupt:  */
#define XCHAL_INT0_TYPE                 XTHAL_INTTYPE_TIMER
#define XCHAL_INT1_TYPE                 XTHAL_INTTYPE_TIMER
#define XCHAL_INT2_TYPE                 XTHAL_INTTYPE_TIMER
#define XCHAL_INT3_TYPE                 XTHAL_INTTYPE_SOFTWARE
#define XCHAL_INT4_TYPE                 XTHAL_INTTYPE_SOFTWARE
#define XCHAL_INT5_TYPE                 XTHAL_INTTYPE_WRITE_ERROR
#define XCHAL_INT6_TYPE                 XTHAL_INTTYPE_PROFILING
#define XCHAL_INT7_TYPE                 XTHAL_INTTYPE_NMI
#define XCHAL_INT8_TYPE                 XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT9_TYPE                 XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT10_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT11_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT12_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT13_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT14_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT15_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT16_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT17_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT18_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT19_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT20_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT21_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT22_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT23_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT24_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT25_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT26_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT27_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT28_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT29_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT30_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT31_TYPE                XTHAL_INTTYPE_EXTERN_LEVEL

/*  Masks of interrupts for each type of interrupt:  */
#define XCHAL_INTTYPE_MASK_UNCONFIGURED 0x00000000
#define XCHAL_INTTYPE_MASK_EXTERN_LEVEL 0xFFFFFF00
#define XCHAL_INTTYPE_MASK_EXTERN_EDGE  0x00000000
#define XCHAL_INTTYPE_MASK_NMI          0x00000080
#define XCHAL_INTTYPE_MASK_SOFTWARE     0x00000018
#define XCHAL_INTTYPE_MASK_TIMER        0x00000007
#define XCHAL_INTTYPE_MASK_ETIE         0x00000000
#define XCHAL_INTTYPE_MASK_WRITE_ERROR  0x00000020
#define XCHAL_INTTYPE_MASK_DBG_REQUEST  0x00000000
#define XCHAL_INTTYPE_MASK_BREAKIN      0x00000000
#define XCHAL_INTTYPE_MASK_TRAX         0x00000000
#define XCHAL_INTTYPE_MASK_PROFILING    0x00000040
#define XCHAL_INTTYPE_MASK_IDMA_DONE    0x00000000
#define XCHAL_INTTYPE_MASK_IDMA_ERR     0x00000000
#define XCHAL_INTTYPE_MASK_GS_ERR       0x00000000
#define XCHAL_INTTYPE_MASK_L2_ERR       0x00000000
#define XCHAL_INTTYPE_MASK_L2_STATUS    0x00000000
#define XCHAL_INTTYPE_MASK_COR_ECC_ERR  0x00000000
#define XCHAL_INTTYPE_MASK_WWDT         0x00000000

/*  Interrupt numbers assigned to specific interrupt sources:  */
#define XTHAL_TIMER_UNCONFIGURED        -1
#define XCHAL_TIMER0_INTERRUPT          0    /* CCOMPARE0 */
#define XCHAL_TIMER1_INTERRUPT          1    /* CCOMPARE1 */
#define XCHAL_TIMER2_INTERRUPT          2    /* CCOMPARE2 */
#define XCHAL_TIMER3_INTERRUPT          XTHAL_TIMER_UNCONFIGURED
#define XCHAL_SOFTWARE0_INTERRUPT       3
#define XCHAL_SOFTWARE1_INTERRUPT       4
#define XCHAL_NMI_INTERRUPT             7    /* non-maskable interrupt */
#define XCHAL_WRITE_ERROR_INTERRUPT     5
#define XCHAL_PROFILING_INTERRUPT       6

/* Interrupt numbers for levels at which only one interrupt is configured: */
#define XCHAL_INTLEVEL4_NUM             0
#define XCHAL_INTLEVEL6_NUM             7
/* (There are many interrupts each at level(s) 1, 2, 3.)  */

/* External interrupt mapping.
 *
 * These macros describe how Xtensa processor interrupt numbers
 * (as numbered internally, eg. in INTERRUPT and INTENABLE registers)
 * map to external BInterrupt<n> pins, for those interrupts
 * configured as external (level-triggered, edge-triggered, or NMI).
 * See the Xtensa processor databook for more details.
 */

/*  Core interrupt numbers mapped to each EXTERNAL BInterrupt pin number:  */
#define XCHAL_EXTINT0_NUM               7  /* (intlevel 6) */
#define XCHAL_EXTINT1_NUM               8  /* (intlevel 2) */
#define XCHAL_EXTINT2_NUM               9  /* (intlevel 2) */
#define XCHAL_EXTINT3_NUM               10 /* (intlevel 2) */
#define XCHAL_EXTINT4_NUM               11 /* (intlevel 2) */
#define XCHAL_EXTINT5_NUM               12 /* (intlevel 2) */
#define XCHAL_EXTINT6_NUM               13 /* (intlevel 2) */
#define XCHAL_EXTINT7_NUM               14 /* (intlevel 2) */
#define XCHAL_EXTINT8_NUM               15 /* (intlevel 1) */
#define XCHAL_EXTINT9_NUM               16 /* (intlevel 1) */
#define XCHAL_EXTINT10_NUM              17 /* (intlevel 1) */
#define XCHAL_EXTINT11_NUM              18 /* (intlevel 1) */
#define XCHAL_EXTINT12_NUM              19 /* (intlevel 1) */
#define XCHAL_EXTINT13_NUM              20 /* (intlevel 1) */
#define XCHAL_EXTINT14_NUM              21 /* (intlevel 1) */
#define XCHAL_EXTINT15_NUM              22 /* (intlevel 1) */
#define XCHAL_EXTINT16_NUM              23 /* (intlevel 1) */
#define XCHAL_EXTINT17_NUM              24 /* (intlevel 1) */
#define XCHAL_EXTINT18_NUM              25 /* (intlevel 1) */
#define XCHAL_EXTINT19_NUM              26 /* (intlevel 1) */
#define XCHAL_EXTINT20_NUM              27 /* (intlevel 1) */
#define XCHAL_EXTINT21_NUM              28 /* (intlevel 1) */
#define XCHAL_EXTINT22_NUM              29 /* (intlevel 1) */
#define XCHAL_EXTINT23_NUM              30 /* (intlevel 1) */
#define XCHAL_EXTINT24_NUM              31 /* (intlevel 1) */

/* EXTERNAL BInterrupt pin numbers mapped to each core interrupt number:  */

#define XCHAL_INT7_EXTNUM               0  /* (intlevel 6) */
#define XCHAL_INT8_EXTNUM               1  /* (intlevel 2) */
#define XCHAL_INT9_EXTNUM               2  /* (intlevel 2) */
#define XCHAL_INT10_EXTNUM              3  /* (intlevel 2) */
#define XCHAL_INT11_EXTNUM              4  /* (intlevel 2) */
#define XCHAL_INT12_EXTNUM              5  /* (intlevel 2) */
#define XCHAL_INT13_EXTNUM              6  /* (intlevel 2) */
#define XCHAL_INT14_EXTNUM              7  /* (intlevel 2) */
#define XCHAL_INT15_EXTNUM              8  /* (intlevel 1) */
#define XCHAL_INT16_EXTNUM              9  /* (intlevel 1) */
#define XCHAL_INT17_EXTNUM              10 /* (intlevel 1) */
#define XCHAL_INT18_EXTNUM              11 /* (intlevel 1) */
#define XCHAL_INT19_EXTNUM              12 /* (intlevel 1) */
#define XCHAL_INT20_EXTNUM              13 /* (intlevel 1) */
#define XCHAL_INT21_EXTNUM              14 /* (intlevel 1) */
#define XCHAL_INT22_EXTNUM              15 /* (intlevel 1) */
#define XCHAL_INT23_EXTNUM              16 /* (intlevel 1) */
#define XCHAL_INT24_EXTNUM              17 /* (intlevel 1) */
#define XCHAL_INT25_EXTNUM              18 /* (intlevel 1) */
#define XCHAL_INT26_EXTNUM              19 /* (intlevel 1) */
#define XCHAL_INT27_EXTNUM              20 /* (intlevel 1) */
#define XCHAL_INT28_EXTNUM              21 /* (intlevel 1) */
#define XCHAL_INT29_EXTNUM              22 /* (intlevel 1) */
#define XCHAL_INT30_EXTNUM              23 /* (intlevel 1) */
#define XCHAL_INT31_EXTNUM              24 /* (intlevel 1) */

#define XCHAL_HAVE_ISB                  0  /* No ISB */
#define XCHAL_ISB_VADDR                 0  /* N/A    */
#define XCHAL_HAVE_ITB                  0  /* No ITB */
#define XCHAL_ITB_VADDR                 0  /* N/A    */

#define XCHAL_HAVE_KSL                  0  /* Kernel Stack Limit */
#define XCHAL_HAVE_ISL                  0  /* Interrupt Stack Limit */
#define XCHAL_HAVE_PSL                  0  /* Pageable Stack Limit */

/* Exceptions and Vectors ***************************************************/

#define XCHAL_XEA_VERSION               2  /* Xtensa Exception Architecture
                                            * number: 1 == XEA1 (until T1050)
                                            * 2 == XEA2 (T1040 onwards)
                                            * 3 == XEA3 (LX8/NX/SX onwards)
                                            * 0 == XEAX (extern) or TX */
#define XCHAL_HAVE_XEA1                 0  /* Exception Architecture 1 */
#define XCHAL_HAVE_XEA2                 1  /* Exception Architecture 2 */
#define XCHAL_HAVE_XEA3                 0  /* Exception Architecture 3 */
#define XCHAL_HAVE_XEAX                 0  /* External Exception Arch. */
#define XCHAL_HAVE_EXCEPTIONS           1  /* exception option */
#define XCHAL_HAVE_IMPRECISE_EXCEPTIONS 0  /* imprecise exception option */
#define XCHAL_EXCCAUSE_NUM              64 /* Number of exceptions */
#define XCHAL_HAVE_HALT                 0  /* halt architecture option */
#define XCHAL_HAVE_BOOTLOADER           0  /* boot loader (for TX) */
#define XCHAL_HAVE_MEM_ECC_PARITY       0  /* local memory ECC/parity */
#define XCHAL_HAVE_VECTOR_SELECT        1  /* relocatable vectors */
#define XCHAL_HAVE_VECBASE              1  /* relocatable vectors */

#define XCHAL_VECBASE_RESET_VADDR       0x20200400 /* VECBASE reset value */
#define XCHAL_VECBASE_RESET_PADDR       0x20200400
#define XCHAL_RESET_VECBASE_OVERLAP     0          /* UNUSED */

#define XCHAL_RESET_VECTOR0_VADDR       0x20200000
#define XCHAL_RESET_VECTOR0_PADDR       0x20200000
#define XCHAL_RESET_VECTOR1_VADDR       0x00800000
#define XCHAL_RESET_VECTOR1_PADDR       0x00800000
#define XCHAL_RESET_VECTOR_VADDR        XCHAL_RESET_VECTOR1_VADDR
#define XCHAL_RESET_VECTOR_PADDR        XCHAL_RESET_VECTOR1_PADDR
#define XCHAL_USER_VECOFS               0x00000340
#define XCHAL_USER_VECTOR_VADDR         0x20200740
#define XCHAL_USER_VECTOR_PADDR         0x20200740
#define XCHAL_KERNEL_VECOFS             0x00000300
#define XCHAL_KERNEL_VECTOR_VADDR       0x20200700
#define XCHAL_KERNEL_VECTOR_PADDR       0x20200700
#define XCHAL_DOUBLEEXC_VECOFS          0x00000380
#define XCHAL_DOUBLEEXC_VECTOR_VADDR    0x20200780
#define XCHAL_DOUBLEEXC_VECTOR_PADDR    0x20200780
#define XCHAL_WINDOW_OF4_VECOFS         0x00000000
#define XCHAL_WINDOW_UF4_VECOFS         0x00000040
#define XCHAL_WINDOW_OF8_VECOFS         0x00000080
#define XCHAL_WINDOW_UF8_VECOFS         0x000000C0
#define XCHAL_WINDOW_OF12_VECOFS        0x00000100
#define XCHAL_WINDOW_UF12_VECOFS        0x00000140
#define XCHAL_WINDOW_VECTORS_VADDR      0x20200400
#define XCHAL_WINDOW_VECTORS_PADDR      0x20200400
#define XCHAL_INTLEVEL2_VECOFS          0x00000180
#define XCHAL_INTLEVEL2_VECTOR_VADDR    0x20200580
#define XCHAL_INTLEVEL2_VECTOR_PADDR    0x20200580
#define XCHAL_INTLEVEL3_VECOFS          0x000001C0
#define XCHAL_INTLEVEL3_VECTOR_VADDR    0x202005C0
#define XCHAL_INTLEVEL3_VECTOR_PADDR    0x202005C0
#define XCHAL_INTLEVEL4_VECOFS          0x00000200
#define XCHAL_INTLEVEL4_VECTOR_VADDR    0x20200600
#define XCHAL_INTLEVEL4_VECTOR_PADDR    0x20200600
#define XCHAL_INTLEVEL5_VECOFS          0x00000240
#define XCHAL_INTLEVEL5_VECTOR_VADDR    0x20200640
#define XCHAL_INTLEVEL5_VECTOR_PADDR    0x20200640
#define XCHAL_DEBUG_VECOFS              XCHAL_INTLEVEL5_VECOFS
#define XCHAL_DEBUG_VECTOR_VADDR        XCHAL_INTLEVEL5_VECTOR_VADDR
#define XCHAL_DEBUG_VECTOR_PADDR        XCHAL_INTLEVEL5_VECTOR_PADDR
#define XCHAL_NMI_VECOFS                0x000002C0
#define XCHAL_NMI_VECTOR_VADDR          0x202006C0
#define XCHAL_NMI_VECTOR_PADDR          0x202006C0
#define XCHAL_INTLEVEL6_VECOFS          XCHAL_NMI_VECOFS
#define XCHAL_INTLEVEL6_VECTOR_VADDR    XCHAL_NMI_VECTOR_VADDR
#define XCHAL_INTLEVEL6_VECTOR_PADDR    XCHAL_NMI_VECTOR_PADDR

/* Debug Module *************************************************************/

/*  Misc  */
#define XCHAL_HAVE_DEBUG_ERI            1    /* ERI to debug module */
#define XCHAL_HAVE_DEBUG_APB            0    /* APB to debug module */
#define XCHAL_HAVE_DEBUG_JTAG           1    /* JTAG to debug module */

/*  On-Chip Debug (OCD)  */
#define XCHAL_HAVE_OCD                  1    /* OnChipDebug option */
#define XCHAL_NUM_IBREAK                2    /* number of IBREAKn regs */
#define XCHAL_NUM_DBREAK                2    /* number of DBREAKn regs */
#define XCHAL_HAVE_OCD_DIR_ARRAY        0    /* faster OCD option (to LX4) */
#define XCHAL_HAVE_OCD_LS32DDR          1    /* L32DDR/S32DDR (faster OCD) */

/*  TRAX (in core)  */
#define XCHAL_HAVE_TRAX                 0    /* TRAX in debug module */
#define XCHAL_TRAX_MEM_SIZE             0    /* TRAX memory size in bytes */
#define XCHAL_TRAX_MEM_SHAREABLE        0    /* start/end regs; ready sig. */
#define XCHAL_TRAX_ATB_WIDTH            0    /* ATB width (bits), 0=no ATB */
#define XCHAL_TRAX_TIME_WIDTH           0    /* timestamp bitwidth, 0=none */

/*  Perf counters  */
#define XCHAL_NUM_PERF_COUNTERS         8    /* performance counters */

/* MMU **********************************************************************/

/*  See core-matmap.h header file for more details.  */

#define XCHAL_HAVE_TLBS                 0  /* inverse of HAVE_CACHEATTR */
#define XCHAL_HAVE_SPANNING_WAY         0  /* one way maps I+D 4GB vaddr */
#define XCHAL_HAVE_IDENTITY_MAP         1  /* vaddr == paddr always */
#define XCHAL_HAVE_CACHEATTR            0  /* CACHEATTR register present */
#define XCHAL_HAVE_MIMIC_CACHEATTR      0  /* region protection */
#define XCHAL_HAVE_XLT_CACHEATTR        0  /* region prot. w/translation */
#define XCHAL_HAVE_PTP_MMU              0  /* full MMU (with page table
                                            * [autorefill] and protection)
                                            * usable for an MMU-based OS */

/*  If none of the above last 5 are set, it's a custom TLB configuration.  */

#define XCHAL_MMU_ASID_BITS             0  /* number of bits in ASIDs */
#define XCHAL_MMU_RINGS                 1  /* number of rings (1..4) */
#define XCHAL_MMU_RING_BITS             0  /* num of bits in RING field */

/* MPU **********************************************************************/

#define XCHAL_HAVE_MPU                  1
#define XCHAL_MPU_ENTRIES               32
#define XCHAL_MPU_LOCK                  0

#define XCHAL_MPU_ALIGN_REQ             1    /* MPU requires alignment of entries to background map */
#define XCHAL_MPU_BACKGROUND_ENTRIES    2    /* number of entries in bg map*/
#define XCHAL_MPU_BG_CACHEADRDIS        0xFF /* default CACHEADRDIS for bg */

#define XCHAL_MPU_ALIGN_BITS            12
#define XCHAL_MPU_ALIGN                 4096

/* CSR Parity ***************************************************************/

#define XCHAL_HAVE_CSR_PARITY           0

/* FLEX-LOCK ****************************************************************/

#define XCHAL_HAVE_FXLK                 0

/* WWDT (Windowed Watchdog Timer) *******************************************/

#define XCHAL_HAVE_WWDT                 0

#endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */

#endif /* __ARCH_XTENSA_INCLUDE_ISS_HIFI4_CORE_ISA_H */
